R-Series - UL1077 Supplementary Protector - 3 pole B-Trip
B, C and D Trip, Less than 10A
120
Rated
Current
0.5A
1.0A
2.0A
3.0A
4.0A
5.0A
6.0A
8.0A
10A
Type/
60
40
E301611
Cat. No.
3BU05R
3BU1R
20
10
8
3BU2R
3BU3R
6
4
2
3BU4R
3BU5R
1
40
3BU6R
3BU8R
20
10
5
3BU10R
3BU12R
3BU13R
3BU15R
3BU16R
3BU20R
3BU25R
3BU30R
3BU32R
3BU40R
3BU50R
3BU60R
3BU63R
12A
13A
1
0.5
15A
16A
Three Pole
20A
25A
0.1
0.05
Standard Pack: 12
30A
32A
B C D
Weight:
0.01
0.5A - 63A: 1.6kg (3.54 lb.)
40A
50A
1
2
3
4
5
6
7
8
9 10 12 1416 20
1.13 1.45
Multiple of Rated Current
60A
63A
B, C and D Trip, 10A and higher
7200
3600
2400
1200
600
480
360
240
120
60
45 (1.77 in.)
40
20
10
5
1
0.5
52.5 (2.07 in.)
6.5 (0.26 in.)
44 (1.73 in.)
60 (2.36 in.)
77 (3.03 in.)
0.1
0.05
B C D
480Y/277VAC
Voltage Rating
0.01
0.5-6A (RC): 10kA with no back-up fuse
8-63A (RC): 10kA with UL-listed
Class J back-up fuse; 5kA with no back-up fuse
Short Circuit Withstand Rating
(UL - Ratings)
1
2
3
4
5
6
7
8
9 10 12 1416 20
1.13 1.45
Multiple of Rated Current
0.5-63A (RC): 10kA
Interrupting Capacity
(IEC/EN60898/60947-2)
short circuit WithstAND rAtiNgs for
r-series supplemeNtAry protector
30°C (86°F)
Calibration Temperature
Operating Temperature
Storage Temperature
Terminal Size Acceptability:
Solid Wire
-25° to 60°C (-13° to 140°F)
-25° to 75°C (-13° to 167°F)
Backup Protection
Trip Amp
Curve Range
UL-Listed
Class J Fuse
up to 10kA
No Backup Fuse
Required
up to:
18 AWG -10 AWG
18 AWG -3 AWG (Line/Load reversible)
2.8 Nm (25 lb-in.)
IP20
Stranded Wire
All
All
0.5 - 6A
8 - 63A
4xRC*
10kA
5kA
Terminal Torque
4xRC*
Terminal Protection Degree
Vibration Resistance
*up to nearest rated current
3g (18-50Hz)